Compare ATVs
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Model Type
Sport
Model Type
Sport
MSRP
$7,099
MSRP
$7,649
Warranty
6
Warranty
6
Insurance
Insurance
Generic Type (Primary)
Sport
Generic Type (Primary)
Sport
Manufacturer Country
Japan
Manufacturer Country
Japan
Manufacturer Recommend Minimum Age
16
Manufacturer Recommend Minimum Age
16
Parent Company
Yamaha
Parent Company
Yamaha
Display Name
YFZ 450
Display Name
YFZ 450 SE
Year
2008
Year
2008
Make
Yamaha
Make
Yamaha
Engine Type
Single-Cylinder
Engine Type
Single-Cylinder
Cylinders
1
Cylinders
1
Engine Stroke
4-Stroke
Engine Stroke
4-Stroke
Cooling
Liquid / Air
Cooling
Liquid / Air
Valves
5
Valves
5
Valves Per Cylinder
5
Valves Per Cylinder
5
Valve Configuration
DOHC
Valve Configuration
DOHC
Bore (mm/in)
95 / 3.74
Bore (mm/in)
95 / 3.74
Stroke (mm/in)
63.4 / 2.5
Stroke (mm/in)
63.4 / 2.5
Displacement (cc/ci)
449 / 27.4
Displacement (cc/ci)
449 / 27.4
Compression Ratio
11.4:1
Compression Ratio
11.4:1
Starter
Electric
Starter
Electric
Fuel Requirements
Regular
Fuel Requirements
Regular
Fuel Type
Gas
Fuel Type
Gas
Carburetion Brand
Keihin
Carburetion Brand
Keihin
Fuel Injector
No
Fuel Injector
No
Carburetor
Yes
Carburetor
Yes
Number Of Carburetors
1
Number Of Carburetors
1
Carburetor Size (mm)
39
Carburetor Size (mm)
39
Carburetion Type
Carburetor
Carburetion Type
Carburetor
Transmission Type
Manual
Transmission Type
Manual
Number Of Speeds
5
Number Of Speeds
5
Primary Drive (Rear Wheel)
Chain
Primary Drive (Rear Wheel)
Chain
Reverse
No
Reverse
No
Hi / Low Range
No
Hi / Low Range
No
Wheels Composition
Aluminum
Wheels Composition
Aluminum
Tube / Tubeless
Tubeless
Tube / Tubeless
Tubeless
Front Tire Diameter (in)
21
Front Tire Diameter (in)
21
Rear Tire Diameter (in)
20
Rear Tire Diameter (in)
20
Chromed
No
Chromed
No
Tire Brand
Dunlop®
Tire Brand
Dunlop®
Front Tire Width
7
Front Tire Width
7
Front Wheel Diameter
10
Front Wheel Diameter
10
Rear Tire Width
10
Rear Tire Width
10
Rear Wheel Diameter
9
Rear Wheel Diameter
9
Front Tire (Full Spec)
Dunlop® AT 21 X 7-10
Front Tire (Full Spec)
Dunlop® AT 21 X 7-10
Rear Tire (Full Spec)
Dunlop® AT 20 X 10-9
Rear Tire (Full Spec)
Dunlop® AT 20 X 10-9
Front Brake Type
Dual Hydraulic Disc
Front Brake Type
Dual Hydraulic Disc
Front Brake Diameter (in/mm)
6.3 / 161
Front Brake Diameter (in/mm)
6.3 / 161
Rear Brake Type
Hydraulic Disc
Rear Brake Type
Hydraulic Disc
Rear Brake Diameter (in/mm)
7.9 / 200
Rear Brake Diameter (in/mm)
7.9 / 200
Front Suspension Type
Independent Double Wishbone
Front Suspension Type
Independent Double Wishbone
Front Travel (in/mm)
9.1 / 231.1
Front Travel (in/mm)
9.1 / 231.1
Front Adjustable Fork Pre-Load
Yes
Front Adjustable Fork Pre-Load
Yes
Front Adjustable Rebound Damping
Yes
Front Adjustable Rebound Damping
Yes
Front Central Suspension Strut
No
Front Central Suspension Strut
No
Front Suspension Brand Name
Kabaya
Front Suspension Brand Name
Kabaya
Steering Damper
No
Steering Damper
No
Front Stabilizer Bar
No
Front Stabilizer Bar
No
Rear Suspension Type
Swing Arm
Rear Suspension Type
Swing Arm
Rear Travel (in/mm)
10.6 / 269.2
Rear Travel (in/mm)
10.6 / 269.2
Rear Adjustable Shock / Spring Pre-Load
Yes
Rear Adjustable Shock / Spring Pre-Load
Yes
Rear Adjustable Rebound Damping
Yes
Rear Adjustable Rebound Damping
Yes
Number Rear Shock Absorbers
1
Number Rear Shock Absorbers
1
Rear Suspension Brand Name
Showa®
Rear Suspension Brand Name
Showa®
Rear Suspension Material
Aluminum
Rear Suspension Material
Aluminum
Rear Stabilizer Bar
No
Rear Stabilizer Bar
No
Air Adjustable
No
Air Adjustable
No
Steering Type
Manual
Steering Type
Manual
Steering Control
Handlebar
Steering Control
Handlebar
Length (ft)
6.03
Length (ft)
6.03
Width (in/mm)
46.1 / 1170.9
Width (in/mm)
46.1 / 1170.9
Height (in/mm)
42.9 / 1089.7
Height (in/mm)
42.9 / 1089.7
Wheelbase (in/mm)
50.4 / 1280.2
Wheelbase (in/mm)
50.4 / 1280.2
Ground Clearance (in/mm)
4.5 / 114.3
Ground Clearance (in/mm)
4.5 / 114.3
Length (ft/ft)
6
Length (ft/ft)
6
Length (ft/in)
0.4
Length (ft/in)
0.4
Dry Weight (lbs/kg)
350 / 158.8
Dry Weight (lbs/kg)
350 / 158.8
Fuel Capacity (gal/l)
2.6 / 9.8
Fuel Capacity (gal/l)
2.6 / 9.8
Engine Displacement to Weight (cc)
1.28
Engine Displacement to Weight (cc)
1.28
Seat Type
One-Piece
Seat Type
One-Piece
Adjustable
No
Adjustable
No
Seat Material
Vinyl
Seat Material
Vinyl
Seat Location
Driver
Seat Location
Driver
Folding
No
Folding
No
Seat Height (in/mm)
31.9 / 810.3
Seat Height (in/mm)
31.9 / 810.3
Number Of Seats
1
Number Of Seats
1
Frame
Aluminum / Steel
Frame
Aluminum / Steel
Body Material
Plastic
Body Material
Plastic
Hand Grips
Standard
Hand Grips
Standard
Foot Peg Location
Driver
Foot Peg Location
Driver
Hand Guards
No
Hand Guards
No
Brush Guard
No
Brush Guard
No
CV Boot Cover
No
CV Boot Cover
No
Front Fender
Standard
Front Fender
Standard
Rear Fender
Standard
Rear Fender
Standard
Handlebars
Standard
Handlebars
Standard
Front Bumper
Standard
Front Bumper
Standard
Rear Bumper
Standard
Rear Bumper
Standard
A-Arm Skid Plate (Rear)
No
A-Arm Skid Plate (Rear)
No
Bash Plate (Front)
Yes
Bash Plate (Front)
Yes
Full Length Skid Plate
No
Full Length Skid Plate
No
Warranty (Months/Condition)
6 / Limited
Warranty (Months/Condition)
6 / Limited
Battery Warranty (Months)
0
Battery Warranty (Months)
0
Driveline Type
4X2
Driveline Type
4X2
Number Of Driveline Modes
1
Number Of Driveline Modes
1
Rear Unlocking Differential
No
Rear Unlocking Differential
No
Rear Solid Axle
Yes
Rear Solid Axle
Yes
Adjustable Levers
Standard
Adjustable Levers
Standard
Headlight Mounts
Standard
Headlight Mounts
Standard
Halogen Headlight (s)
Standard
Halogen Headlight (s)
Standard
Headlight (s)
Standard
Headlight (s)
Standard
Light Type
Halogen
Light Type
Halogen
Metallic
No
Metallic
No